Eaton Bussmann SD4-S NH4 Single-Pole Fuse Base, 1250A, 690V, Non-Indicating, Screw-Mount, Thermoplastic Body
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The Eaton Bussmann SD4-S NH Fuse Base (Model Code: NH4 SINGLE POLE 1250A) is a heavy-duty, single-pole NH4 base designed for low-voltage protection up to 690 V and 1250 A. Built with a thermoplastic body and screw mounting, it’s a dependable choice for industrial panels and power distribution boards where simple, non-indicating operation is preferred.
Key Features at a Glance
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NH4 single-pole fuse base for low-voltage applications
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1250 A amperage rating; 690 V rating
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Non-indicating style (no built-in fuse status indicator)
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Thermoplastic body for durability and electrical insulation
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Screw mounting method for secure installation
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Compact footprint with generous height for easy handling
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Global Catalog: SD4-S; Model Code: NH4 SINGLE POLE 1250A
Why Choose This Product
If you need a robust, high-current NH4 base for 690 V systems, the SD4-S hits the sweet spot: straightforward non-indicating design, strong thermoplastic construction, and screw mounting for a tight, reliable fit. It’s built for panels where uptime, simplicity, and consistent performance matter.
Ideal For
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LV power distribution panels and switchboards
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Industrial control panels and MCCs
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Utility and infrastructure cabinets
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Process plants and OEM panel builders
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General purpose protection where NH4 fuse links are used
WhatsApp Quote Call to Action
Reach Shansen Enterprises—Authorized Channel Partner for Eaton Bussmann—for a quick WhatsApp quote, best-value guidance, and procurement support. We’re proud of our 100% customer satisfaction record. Message us on WhatsApp to get pricing, lead time, and availability for Eaton Bussmann SD4-S today.
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